/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* Test the uncaught exception handler.
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*/
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public class Main {
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public static void main(String[] args) {
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testThread(1);
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testThread(2);
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testThread(3);
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catchTheUncaught(1);
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}
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private static void testThread(int which) {
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Thread t = new Helper(which);
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t.start();
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try {
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t.join();
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} catch (InterruptedException ex) {
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ex.printStackTrace(System.out);
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}
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}
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static void catchTheUncaught(int which) {
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ThreadDeathHandler defHandler = new ThreadDeathHandler("DEFAULT");
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ThreadDeathHandler threadHandler = new ThreadDeathHandler("THREAD");
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System.out.println("Test " + which);
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switch (which) {
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case 1: {
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Thread.setDefaultUncaughtExceptionHandler(defHandler);
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break;
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}
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case 2: {
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Thread.currentThread().setUncaughtExceptionHandler(
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threadHandler);
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break;
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}
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case 3: {
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Thread.setDefaultUncaughtExceptionHandler(defHandler);
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Thread.currentThread().setUncaughtExceptionHandler(
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threadHandler);
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break;
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}
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}
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throw new NullPointerException("Hi diddly-ho, neighborino.");
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}
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private static class Helper extends Thread {
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private int which;
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public Helper(int which) {
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this.which = which;
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}
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public void run() {
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catchTheUncaught(which);
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}
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}
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}
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